Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
C standard library header
|
| gptkbp:defines |
isalnum
isalpha isdigit islower isprint ispunct isspace isupper isxdigit tolower toupper iscntrl isgraph |
| https://www.w3.org/2000/01/rdf-schema#label |
ctype.h
|
| gptkbp:introducedIn |
gptkb:ANSI_C_(C89/C90)
|
| gptkbp:partOf |
C standard library
|
| gptkbp:providesFunctionsFor |
character classification
character conversion |
| gptkbp:standardizedBy |
gptkb:ISO/IEC_9899
|
| gptkbp:usedFor |
testing and mapping characters
|
| gptkbp:usedIn |
gptkb:C_programming_language
|
| gptkbp:bfsParent |
gptkb:C_standard_library
|
| gptkbp:bfsLayer |
5
|